Update gunicorn to 21.1.0#111

pyup-bot wants to merge 1 commit intodevelopamgsnt/python-ci-integration:developfrom

pyup-update-gunicorn-20.1.0-to-21.1.0amgsnt/python-ci-integration:pyup-update-gunicorn-20.1.0-to-21.1.0Copy head branch name to clipboard